Arbitrary file upload in Express-Fileupload Project
CVE-2022-27261
An arbitrary file write vulnerability in Express-FileUpload v1.3.1 allows attackers to upload multiple files with the same name, causing an overwrite of files in the web application server.
Vulnerability class: Unrestricted File Upload
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.014 (71.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 71st percentile — 71.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000
Affected products
- Express-Fileupload Project — versions 1.3.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.npmjs.com/package/express-fileupload (Third Party Advisory)
- www.youtube.com/watch (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-27261?
- CVE-2022-27261 is a high-severity vulnerability in Express-Fileupload Project, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.5/10. Published 2022-04-12.
- How severe is CVE-2022-27261?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2022-27261 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.